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Finding the Fourth Proportional to 303,493.01, 418,820.29 and 167,526.92

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Solution

The fourth proportional to 303,493.01, 418,820.29 and 167,526.92 is: 231,187.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,493.01 : 418,820.29 = 167,526.92 : x
  2. Step 2: Convert to fraction form
    303,493.01/418,820.29 = 167,526.92/x
  3. Step 3: Cross multiply
    303,493.01x = 418,820.29 × 167,526.92
  4. Step 4: Simplify right side
    303,493.01x = 70,163,673,217.21
  5. Step 5: Solve for x
    x = 70,163,673,217.21/303,493.01
  6. Step 6: Final answer
    x = 231,187.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.